Answer:
300,000 years ago
Explanation:
Homo sapiens evolved from their early hominid predecessors between 200,000 and 300,000 years ago and developed a capacity for language about 50,000 years ago.
Answer:
Arteries
Explanation:
There are three main types of blood vessels: veins, arteries, and capillaries. Arteries are the blood vessels that carry the oxygenated blood from the heart to various body parts. Veins pick the deoxygenated blood and deliver it to the heart to be oxygenated.
Arteries are the blood vessels with thick walls and no valves. Blood is pumped with higher pressure from the heart into arteries. The pulmonary artery is the only exception that carries deoxygenated blood from the right ventricle to the lungs for oxygenation.
By imagining where she was when she last walked in the door, Marla retraced her steps to find her keys. This is an example of a __________ dependent memory.
A.
mood
B.
echoic
C.
state of being
D.
context
Answer: D
Hope this helps!
Chloroplasts are used to color plants green and cell walls are only in plants I’m pretty sure so chloroplasts and cell walls
Answer:
adenosine triphosphate (ATP)
Explanation:
Active transport mechanisms require the use of the cell's energy, usually in the form of adenosine triphosphate (ATP).